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This science fair project idea explores which kinds of earplugs are the most effective.

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

Find out which type of sponge holds the most water.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Study and categorize the functions and types of genes. Run gene experiments chosen from links. Analyze data, explain ideas in a detailed report.

Science fair project that explores the natural process of limestone formation.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science research project challenges students to think of more effective lobster farming methods.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

Learn how different types of soil affect how animal tracks form in this experiment!

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

This science experiment has students test whether a snail moves faster on concrete or dirt.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.